MARK ALLAN HARRISON MD
NPI 1285799585
Internal Medicine - Cardiovascular Disease in Poughkeepsie, NY

Q: What is Mark Harrison's NPI number?

The NPI number for Mark Harrison is 1285799585. It was assigned to this individual provider in the NPPES registry on December 27, 2006.

Q: What is Mark Harrison's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Mark Harrison was last updated on September 7, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since December 27, 2006PECOS EnrolledAccepts Medicare Assignment

94.24/100

CMS Quality Rating

1 COLUMBIA ST, SUITE 200, POUGHKEEPSIE, NY 12601(845) 473-1188(845) 485-8937 Get Directions Write a Review

NPPES record last updated: September 7, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

On this page

About Mark Allan Harrison Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK ALLAN HARRISON MD (NPI 1285799585) is an individual cardiovascular disease provider in Poughkeepsie, New York, licensed in New York (249392) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Vassar Brothers Medical Center, and is a graduate of Icahn School Of Medicine At Mount Sinai (2005).

NPPES Registry Identity

NPI1285799585

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameMARK ALLAN HARRISONCredential: MD

Location Address1 COLUMBIA ST, SUITE 200Poughkeepsie, NY 12601

Mailing Address1 Columbia St, Suite 200Poughkeepsie, NY 12601-3923 · (845) 473-1188 · Fax (845) 485-8937

Phone(845) 473-1188

Fax(845) 485-8937

Sole ProprietorNo

Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 2005

Enumeration DateDecember 27, 2006

Last NPPES UpdateSeptember 7, 2018

✔ NPI 1285799585 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in NY · 249392

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Also ListedNuclear Medicine · Nuclear CardiologyTaxonomy 207UN0901X · License 249392 (NY)

1 COLUMBIA ST, Poughkeepsie, NY 12601

Open in Google Maps ↗

Other Identifiers 1

Medicaid03137657NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mark Allan Harrison Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2961548847

PECOS Enrollment IDI20091007000046

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 14

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

1,152 services606 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

741 services522 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

555 services218 patients

Blood test, clotting time 85610

A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.

240 services100 patients

Anticoagulant management of patient taking warfarin 93793

Anticoagulant management with warfarin involves monitoring and adjusting your medication to prevent blood clots while minimizing the risk of bleeding. Regular blood tests measure your response to warfarin, helping adjust your dose if necessary. It's crucial to maintain a consistent diet and promptly report any changes in your health.

217 services96 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

69 services68 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

65 services64 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

53 services53 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

47 services47 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

31 services23 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

17 services17 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

17 services17 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

13 services13 patients

Ultrasound of heart with probe in esophagus, with report 93312

This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Vassar Brothers Medical Center

Acute Care Hospitals · Poughkeepsie, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330023

Location45 Reade PlacePoughkeepsie, NY 12601 · Dutchess County

Emergency services Birthing friendly

Northern Dutchess Hospital

Acute Care Hospitals · Rhinebeck, NY

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330049

Location6511 Springbrook AvenueRhinebeck, NY 12572 · Dutchess County

Emergency services Birthing friendly

Ellenville Regional Hospital

Critical Access Hospitals · Ellenville, NY

OwnershipVoluntary non-profit - Private

CMS Certification Number331310

Location10 Healthy WayEllenville, NY 12428 · Ulster County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 12601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$141.77 typical visit price

range $61.88 – $187.05

Typical copayment $35.44 (range $15.47 – $46.76)

Most-billed visit code 99204

Established Patient

$76.88 typical visit price

range $19.92 – $151.94

Typical copayment $19.22 (range $4.98 – $37.98)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

94.24/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

78.26

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOEL CANTER MD

Radiology (Diagnostic Radiology)

1 COLUMBIA ST, DRA IMAGING, P.C.
POUGHKEEPSIE, NY 12601

Dutchess County (845) 454-4700

JACOB I HENTEL MD

Radiology (Diagnostic Radiology)

1 COLUMBIA ST, DRA IMAGING, P.C.
POUGHKEEPSIE, NY 12601

Dutchess County (845) 454-4700

SHASHIDHAR REDDY MD

Radiology (Diagnostic Radiology)

1 COLUMBIA ST, DRA IMAGING, P.C.
POUGHKEEPSIE, NY 12601

Dutchess County (845) 454-4700

WILLIAM ZEV GOLDSTEIN MD

Radiology (Diagnostic Radiology)

1 COLUMBIA ST, DRA IMAGING, P.C.
POUGHKEEPSIE, NY 12601

Dutchess County (845) 454-4700

DR. STEPHEN B LICHTENBERG MD FACC

Internal Medicine (Cardiovascular Disease)

1 COLUMBIA ST, SUITE 200
POUGHKEEPSIE, NY 12601

Dutchess County (845) 473-1188

DR. DAVID J WEINREICH MD FACC

Internal Medicine (Cardiovascular Disease)

1 COLUMBIA ST, SUITE 200
POUGHKEEPSIE, NY 12601

Dutchess County (845) 473-1188

DR. DANIEL J O'DEA MD FACC

Internal Medicine (Cardiovascular Disease)

1 COLUMBIA ST, SUITE 200
POUGHKEEPSIE, NY 12601

Dutchess County (845) 473-1188

DR. RONALD J TATELBAUM MD FACC

Internal Medicine (Cardiovascular Disease)

1 COLUMBIA ST, SUITE 200
POUGHKEEPSIE, NY 12601

Dutchess County (845) 473-1188

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Harrison's NPI number?

The NPI number for Mark Harrison is 1285799585. It was assigned to this individual provider in the NPPES registry on December 27, 2006.

Where is Mark Harrison located?

Mark Harrison practices at 1 Columbia St Suite 200, Poughkeepsie, NY 12601. The listed phone number is (845) 473-1188.

What is Mark Harrison's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Mark Harrison enrolled in Medicare?

Yes. Mark Harrison is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Mark Harrison affiliated with any hospitals?

According to CMS data, Mark Harrison is affiliated with Vassar Brothers Medical Center, Northern Dutchess Hospital and Ellenville Regional Hospital.

When was this NPI record last updated?

The NPPES record for Mark Harrison was last updated on September 7, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.